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Re: Server-side preventing some files from being overwritten

From
Junio C Hamano <gitster@pobox.com>
Date
Jul 14, 2016, 18:27 UTC
Message-ID
<xmqqpoqgqdlz.fsf@gitster.mtv.corp.google.com>
In-Reply-To
<alpine.DEB.2.20.1607141948530.25238@tglase.lan.tarent.de>
Thorsten Glaser <t.glaser@tarent.de> writes:
Show 15 quoted lines
> Although I’m ordinarily loath to write GNU bash scripts, this
> helps avoiding temporary files. This works:
>
> -----cutting here may damage your screen surface-----
> #!/bin/bash
> export LC_ALL=C
> subdir=x/y
> while IFS=' ' read -r old new name; do
> 	test x"$name" = x"refs/heads/master" || continue
> 	if test x"0" != x"$(comm -23z \
> 	    <(git ls-tree -r -z "$old" "$subdir" | sort -z) \
> 	    <(git ls-tree -r -z "$new" "$subdir" | sort -z) | wc -c)"; then
> 		echo >&2 'Untouchable files touched, commit rejected!'
> 		exit 1
> 	fi
Can't this become simpler, e.g.
	if ! git diff-tree --quiet "$old" "$new" -- "$subdir"
	then
		echo >&2 "Ooh, $subdir is touched"
		exit 1
	fi
Show 10 quoted lines
> done
> exit 0
> -----cutting here may damage your screen surface-----
>
> Of course, set “subdir” in line 3 correctly, and GNU coreutils
> are required for the NUL line termination, which is not an issue
> here. (BSD has “-R ''” for sort(1), for example.)
>
> bye,
> //mirabilos
Previous: Thorsten GlaserNext: Junio C Hamano
Message 4 of 12 in “Server-side preventing some files from being overwritten”
  1. Thorsten GlaserJul 14, 2016
  2. Stefan BellerJul 14, 2016
  3. Thorsten GlaserJul 14, 2016
  4. Junio C HamanoJul 14, 2016
  5. Junio C HamanoJul 14, 2016
  6. Stefan BellerJul 14, 2016
  7. Ævar Arnfjörð BjarmasonJul 15, 2016
  8. Thorsten GlaserJul 15, 2016
  9. Thorsten GlaserJul 14, 2016
  10. Junio C HamanoJul 14, 2016
  11. Jakub NarębskiJul 21, 2016
  12. Thorsten GlaserJul 21, 2016

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